{
  "id": 16329,
  "label": "facial arteriovenous malformation",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0015500",
  "properties": {
    "xrefs": [
      "GARD:0012663",
      "MEDGEN:1842762",
      "Orphanet:156230",
      "UMLS:C5680665",
      "icd11.foundation:926860967"
    ],
    "categories": [
      {
        "ref": "MONDO:0004995",
        "name": "cardiovascular disorder"
      }
    ],
    "definition": "Facial arteriovenous malformation is a rare vascular anomaly characterized by abnormal communication between arteries and veins, bypassing the capillary bed, located in the facial area. Lesions may be asymptomatic or may manifest with pain, ulceration, pulsation, tinnitus, minor bleeding or potentially life-threatening hemorrhage, blurred vision, impaired hearing, headache, paresthesia, enlargement of facial bones with intraosseous lesions, intraosseous hemangiomas, and speech, breathing and swallowing difficulties, as well as neuropathy."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 3,
  "parents": [
    {
      "id": 3493,
      "label": "arteriovenous hemangioma/malformation",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        7994
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "CSP:0571-2717",
          "DOID:11294",
          "HP:0100026",
          "ICDO:9123/0",
          "MEDGEN:137780",
          "MESH:D001165",
          "NCIT:C2882",
          "SCTID:233982006",
          "UMLS:C0334533"
        ],
        "synonyms": [
          "arteriovenous angioma",
          "arteriovenous hemangioma",
          "arteriovenous hemangioma/malformation",
          "racemose aneurysm (morphologic abnormality)",
          "racemose hemangioma (morphologic abnormality)",
          "arteriovenous malformation",
          "cirsoid aneurysm"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          }
        ],
        "definition": "A benign vascular lesion characterized by the presence of a complex network of communicating arterial and venous vascular structures."
      },
      "child_count": 7,
      "reference_id": "MONDO:0001256"
    }
  ],
  "children": [
    {
      "id": 16252,
      "label": "frontonasal arteriovenous malformation",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        16329
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0019955",
          "MEDGEN:824839",
          "Orphanet:141168",
          "UMLS:C3838993",
          "icd11.foundation:1779519580"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          }
        ],
        "definition": "Frontonasal arteriovenous malformation is a rare vascular anomaly characterized by abnormal communication between arteries and veins, bypassing the capillary bed, located in the frontonasal area. It may present with intermittent nasal bleeding, blurred vision, pustule formation and/or disfigurement. Overlying skin may be of normal appearance or may manifest a red, pulsatile mass with local rise of temperature. Other features may include pain, ulceration, excessive growth and/or congestive heart failure."
      },
      "child_count": 0,
      "reference_id": "MONDO:0015400"
    },
    {
      "id": 16253,
      "label": "maxillary arteriovenous malformation",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        16329
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0019956",
          "MEDGEN:825655",
          "Orphanet:141171",
          "SCTID:703335004",
          "UMLS:C3839810",
          "icd11.foundation:1755286955"
        ],
        "synonyms": [
          "arteriovenous malformation of maxilla"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          }
        ],
        "definition": "Maxillary arteriovenous malformation is a rare vascular anomaly characterized by an abnormal connection of the arterial and venous vasculature, without capillary connections, in the maxillofacial area, usually presenting with chronic, intermittent, and potentially life-threatening, hemorrhage. Association with infection, pain, pressure, pulsation, swelling, facial asymmetry, headache, ocular pain, tinnitus, otalgia, epistaxis, toothache and/or teeth mobility and compressibility into their sockets is possible, although it may also be asymptomatic."
      },
      "child_count": 0,
      "reference_id": "MONDO:0015401"
    },
    {
      "id": 16254,
      "label": "mandibular arteriovenous malformation",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        16329
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0019957",
          "MEDGEN:825297",
          "Orphanet:141174",
          "SCTID:703334000",
          "UMLS:C3839452",
          "icd11.foundation:113998538"
        ],
        "synonyms": [
          "arteriovenous malformation of mandible"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          }
        ],
        "definition": "Mandibular arteriovenous malformation is a rare vascular anomaly characterized by an abnormal connection of the arterial and venous vasculature, without capillary connections, in the mandibular area, commonly presenting with minor gingival bleeding, dental loosening, lower lip numbness, facial deformity and malocclusion. This usually high-flow vascular malformation may also present with potentially life-threatening, spontaneous, or tooth extraction-induced, hemorrhagic shock."
      },
      "child_count": 0,
      "reference_id": "MONDO:0015402"
    }
  ],
  "roots": [
    {
      "id": 3493,
      "label": "arteriovenous hemangioma/malformation"
    }
  ]
}